Bonsoir
Tête de Méduse, donc monnaie grecque
https://www.coinarchives.com/a/lotviewer.php?LotID=1783036&AucID=4122&Lot=46&Val=527047d1dafa4fddbc8c2ef34eb47f74
KINGS of MACEDON. Philip III Arrhidaios. 323-317 BC. Æ Half Unit (18mm, 3.89 g, 4h).
Miletos(?) mint. Struck under Asandros, circa 323-319 BC.
Macedonian shield; gorgoneion on boss
Macedonian helmet; labrys to lower right, K to lower left.
Price 2064
https://www.cgb.fr/royaume-de-macedoine-alexandre-iv-demi-unite-sup,bgr_452182,a.html